Home / 31,712.70-47,641.98-22,374.24

Finding the Fourth Proportional to 31,712.70, 47,641.98 and 22,374.24

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Solution

The fourth proportional to 31,712.70, 47,641.98 and 22,374.24 is: 33,612.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,712.70 : 47,641.98 = 22,374.24 : x
  2. Step 2: Convert to fraction form
    31,712.70/47,641.98 = 22,374.24/x
  3. Step 3: Cross multiply
    31,712.70x = 47,641.98 × 22,374.24
  4. Step 4: Simplify right side
    31,712.70x = 1,065,953,094.60
  5. Step 5: Solve for x
    x = 1,065,953,094.60/31,712.70
  6. Step 6: Final answer
    x = 33,612.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.